From e7d600494579ef319b20221769c3b2fe12962243 Mon Sep 17 00:00:00 2001
From: bnewbold <bnewbold@robocracy.org>
Date: Tue, 30 Mar 2010 20:52:45 -0400
Subject: Major hierarchy reorganization; see README. copy-to-ide and Makefile
 updated to conform; .gitignore added; LICENSE added

---
 core/io.h | 141 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 141 insertions(+)
 create mode 100644 core/io.h

(limited to 'core/io.h')

diff --git a/core/io.h b/core/io.h
new file mode 100644
index 0000000..9f6aa4a
--- /dev/null
+++ b/core/io.h
@@ -0,0 +1,141 @@
+/* *****************************************************************************
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *  Created: 12/18/09 02:40:56
+ *  Copyright (c) 2009 Perry L. Hung. All rights reserved.
+ *
+ * ****************************************************************************/
+
+/**
+ *  @file io.h
+ *
+ *  @brief 
+ */
+
+#ifndef _IO_H
+#define _IO_H
+
+#include <inttypes.h>
+#include "gpio.h"
+#include "adc.h"
+
+#ifdef __cplusplus
+extern "C"{
+#endif
+
+/* stash these here for now  */
+#define D0    0
+#define D1    1
+#define D2    2
+#define D3    3
+#define D4    4
+#define D5    5
+#define D6    6
+#define D7    7
+#define D8    8
+#define D9    9
+#define D10  10
+#define D11  11
+#define D12  12
+#define D13  13
+#define D14  14
+#define D15  15
+#define D16  16
+#define D16  16
+#define D17  17
+#define D18  18
+#define D19  19
+#define D20  20
+#define D21  21
+#define D22  22
+#define D23  23
+#define D24  24
+#define D25  25
+#define D26  26
+#define D27  27
+#define D28  28
+#define D29  29
+#define D30  30
+#define D31  31
+#define D32  32
+#define D33  33
+#define D34  34
+#define D35  35
+#define D36  36
+#define D37  37
+#define D38  38
+#define D39  39
+
+typedef enum WiringPinMode {
+    OUTPUT,
+    OUTPUT_OPEN_DRAIN,
+    INPUT,
+    INPUT_ANALOG,
+    INPUT_PULLUP,
+    INPUT_PULLDOWN,
+    INPUT_FLOATING,
+    PWM
+} WiringPinMode;
+
+typedef struct PinMapping {
+    GPIO_Port *port;
+    uint32 pin;
+    uint32 adc;
+    TimerCCR timer_channel;
+} PinMapping;
+
+#define ADC_INVALID       0xFFFFFFFF
+#define TIMER_INVALID     (TimerCCR)0xFFFFFFFF
+
+/* Set pin to mode
+ * pinMode(pin, mode):
+ *     pin -> {0-38, D0-D39, A0-16}
+ *     mode -> {
+ *         INPUT/INPUT_DIGITAL
+ *         INPUT_PULLUP
+ *         INPUT_PULLDOWN
+ *         INPUT_ANALOG
+ *         OUTPUT/OUTPUT_PP
+ *         OUTPUT_OPEN_DRAIN
+ *     }
+ */
+void pinMode(uint8_t, uint8_t);
+
+/*
+ * Writes VALUE to digital pin[0-38]
+ * digitalWrite(pin, value):
+ *     pin -> {0-38, D0-D39, A0-16}
+ *     value -> LOW, HIGH;
+*/
+void digitalWrite(uint8_t, uint8_t);
+
+/* Read a digital value from pin, the pin mode must be set to
+ * {INPUT, INPUT_PULLUP, INPUT_PULLDOWN}
+ * digitalRead(pin)
+ *     pin -> {0-38, D0-D39, A0-16}
+ */
+uint32_t digitalRead(uint8_t);
+
+/* Read an analog value from pin, the pin mode must be set
+ * to INPUT_ANALOG
+ * analogRead(pin)
+ *     pin -> {A0-A16}
+ *     */
+uint32_t analogRead(uint8_t);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+#endif
+
-- 
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